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IR56B and Employer Tax Filing in Hong Kong: What Companies Actually Have to Report

2026-09-10

Search "公司報稅員工" or "公司無幫員工報稅" in Hong Kong and you'll find a mix of half-right explainers and outright myths, most of them collapsing two separate systems into one. A Hong Kong employer's job is to report what it paid an employee to the Inland Revenue Department (IRD). Working out and paying that employee's personal salaries tax is, almost always, the employee's job — not the employer's. Confusing the two is the single most common misunderstanding around IR56B, and it's worth untangling properly, because the consequences of getting it wrong fall on different people depending on which side of the confusion you're standing on.

This piece walks through what IR56B actually is, what a company must do for new hires, current staff, and departing employees, what happens if a company doesn't file at all, and why "the company pays tax for me" is not how Hong Kong's salaries tax system works.

What IR56B actually is

IR56B is the Employer's Return of Remuneration and Pensions — a form filed once a year, one copy per employee, reporting that employee's salary, allowances, bonuses, and other taxable income for the year of assessment (1 April to 31 March).1 It's not a personal tax return. It doesn't calculate anyone's tax bill. It's an information return: the company telling the IRD "this is what we paid this person," so the IRD has the data to later assess that person's own salaries tax.

IR56B is filed together with Form BIR56A (the Employer's Return cover form), which the IRD issues to every registered employer on the first working day of April each year.1 The employer completes BIR56A plus one IR56B for every employee who was on the books at any point during the year, and submits the full package — on paper or through the IRD's eTAX system — within one month of the date BIR56A was issued, which in practice means around the start of May.1

That one-month window is the deadline most searches for "IR56B截止日期" are actually asking about. It applies regardless of company size: a two-person startup and a 500-person firm face the same one-month clock once BIR56A lands.

僱主報稅: the full set of forms, not just IR56B

IR56B covers employees still on payroll at the end of the tax year, but it's only one piece of a Hong Kong employer's ongoing reporting duty. The Inland Revenue Ordinance requires a separate notification at each stage of an employment relationship, not just once a year:2

  • IR56E — filed when someone joins. An employer must notify the IRD of a new employee within three months of the employee starting work.2
  • IR56B — filed annually with BIR56A, covering everyone employed at any point in the tax year, due within one month of BIR56A's issue date.1
  • IR56F — filed when someone leaves (resignation, dismissal, retirement, or death) but stays in Hong Kong. Due one month before the employee's last day, or as soon as practicable if that's genuinely not possible.2
  • IR56G — filed when someone is leaving Hong Kong for good, or for a substantial period. Due at least one month before the expected departure date, and it comes with an obligation described below that's genuinely different from the others.2
  • IR56M — a separate return for payments to non-employees such as consultants, agents, or freelancers above certain thresholds, filed together with BIR56A.1

None of these forms are optional paperwork a company can skip if an employee's pay is modest, or if the relationship was short. The obligation is triggered by the existence of the employment relationship and the payment made, not by whether the company judges the amount "worth reporting."

公司幫員工報稅: what actually happens, step by step

"公司幫員工報稅" — the company reports for the employee — sounds like it might mean the company handles the employee's whole tax situation. In practice it means something much narrower and mechanical:

  1. The company keeps payroll records. Salary, bonus, commission, housing benefits, share awards, and any other form of taxable remuneration, itemised by employee, for at least seven years.1
  2. The IRD issues BIR56A on the first working day of April, addressed to the employer as a registered entity.
  3. The company completes one IR56B per employee, listing what that specific person was paid during the year of assessment, and any personal particulars the IRD requires (name, HKID or passport number, address, marital status where relevant).
  4. The company submits the batch — BIR56A plus every IR56B — within one month, via eTAX or on paper.
  5. The IRD uses that data to issue the individual employee's own tax return (BIR60) later, pre-populated or cross-checked against what the employer reported.

That's the entirety of "the company reporting for the employee." The company never calculates what tax the employee owes, never remits money to the IRD on the employee's behalf (with one narrow exception below), and never receives a bill for the employee's personal liability. It reports facts about pay; the IRD and the employee handle the tax calculation and payment between themselves.

公司無幫員工報稅: what if the company simply doesn't file?

This is where the real legal exposure sits, and it sits with the employer, not the employee, for the reporting failure itself.

Under section 80(1) of the Inland Revenue Ordinance, an employer who — without reasonable excuse — fails to comply with the reporting requirements under section 52 (which covers IR56B, IR56E, IR56F, and IR56G) is liable to prosecution, carrying a fine of HK$10,000, and the court can additionally order the employer to complete the outstanding filing within a set time.3 The IRD also has a compounding option under section 80(5) — an administrative penalty in lieu of prosecution — which is the more common outcome in practice for a first, non-deliberate lapse.3 If the failure involves submitting false or incomplete information rather than simply filing late, section 80(2) applies instead, carrying a heavier fine of up to HK$10,000 and up to six months' imprisonment.3 A pattern of late or incorrect filings also tends to invite closer IRD scrutiny of the company in later years — the kind of reputational cost that doesn't show up on a penalty notice but affects how future filings get treated.

None of this excuses the employee from their own separate obligation. If a company hasn't filed, or an employee simply never received a personal tax return, the employee is still required to proactively notify the IRD that they have chargeable income — waiting for a form to arrive is not a defence.4 In practice, an employee who suspects their employer hasn't reported their income should:

  • Ask the employer directly whether BIR56A/IR56B has been filed for the relevant year.
  • If unresolved, write to the IRD directly, disclosing the employment and income even without a form in hand.
  • Keep personal records — payslips, bank deposits, employment contract — since the employee's own liability doesn't disappear just because the employer's paperwork is missing.

The employer's non-filing is the employer's problem under section 80. The employee's own salaries tax liability is unaffected by it either way.

公司幫員工交稅 / 僱主幫僱員報稅: the misconception, cleared up

This is the crux of most of the confusion, and it's worth stating plainly: in the ordinary case, the employer does not pay the employee's salaries tax. An employer is not obliged to withhold salaries tax from an employee's pay at all.5 The employee receives their full agreed salary, and separately, independently, deals with the IRD on their own personal tax return (BIR60) and their own payment.

There is exactly one significant exception, and it's the reason IR56G exists as a distinct form from IR56F. When an employee is about to leave Hong Kong — permanently, or for a period substantial enough to raise a flight risk on unpaid tax — the employer must:

  • File IR56G at least one month before the expected departure date, and
  • Withhold all money due to that employee (final salary, accrued leave pay, bonus, everything) from one month after filing IR56G, or until the IRD issues a "Letter of Release," whichever comes first.5

That withholding is a collection mechanism tied specifically to departure risk — the IRD's practical concern that someone who has left Hong Kong is much harder to collect unpaid tax from. It is not a general model for how employer and employee interact on tax, and it doesn't apply to an employee who resigns and stays in Hong Kong, or to any part of the routine annual cycle. Outside that one scenario, "僱主幫僱員報稅" means reporting income, full stop — not remitting tax, not calculating a liability, and not standing in for the employee's own filing obligation.

For companies structuring payroll and HR processes around this, it's worth treating IR56B/BIR56A compliance as a standing annual task rather than a one-off — much like keeping company secretarial and registered office obligations current, since IRD compliance and Companies Registry compliance both draw from the same underlying payroll and corporate records a company should already be maintaining. Firms offering company secretarial services as part of a broader compliance package often bundle IR56 filings into the same annual cycle as the Annual Return, for exactly that reason — the underlying employee and salary data doesn't change depending on which government department is asking for it.

The bottom line

IR56B tells the IRD what an employer paid an employee — nothing more, nothing less. IR56E, IR56F, and IR56G extend that same reporting duty to the start, ordinary end, and departure-from-Hong-Kong stages of an employment relationship, each with its own deadline. Failing to file any of them is squarely the employer's legal problem, carrying real fines under the Inland Revenue Ordinance. But the salaries tax itself — the amount owed, the calculation, the payment — is the employee's own obligation in every case except the narrow pre-departure withholding under IR56G. Getting that distinction right is most of what "報稅" actually means for a Hong Kong employer.

Citations

  1. IRD — Employers (Employer's Obligations, Forms BIR56A/IR56B/IR56M), accessed 2026-09-10

  2. GovHK — Employer's Obligations: Termination and Departure Reporting, accessed 2026-09-10

  3. IRD — Penalty Policy (Inland Revenue Ordinance s.80(1), s.80(2), s.80(5)), accessed 2026-09-10

  4. GovHK — Employee's Tax Obligations, accessed 2026-09-10

  5. GovHK — Employer's Obligations on Employee Departing Hong Kong (Form IR56G and Withholding of Money), accessed 2026-09-10